3D Astronomy Planetarium in Belgium
Belgium — Education, for consumers. Niche: 3D Astronomy Planetarium.
Data from the week of 19 Oct 2026, refreshed weekly.
Our call
this week
Score 45/100 · why few pass 70
We have not checked this against App Store search in Belgium yet, so we won’t call it. Checks run every day, highest-scoring openings first.
At a glance
- Demand
- High, in your favour
- 1,503 ratings here · 143,862 in the US and UK
- Revenue
- Low, against you
- 1 paid apps
- Competition
- Low, in your favour
- 1 established in Belgium
- Leading apps
- Strong, against you
- 4.7★ average
How the score of 45 is made
score out of 100
- Demand77
143,862 ratings in the US and UK, 1,503 in Belgium
- Revenue5
0 of the top 3 on a top-grossing chart in the last 30 days; 1 paid
- Room locally88
1 established app in Belgium (34+ ratings, scaled to the market’s size)
- Language gap0
Not checked in local search yet — counted as neutral (50) at most
- Incumbent weakness33
4.7 stars on average in Belgium; 2 of 3 not updated in a year
- AI gap30
3 of the top 3 not built around AI
- Momentum—
History building since 19 Oct 2026 — counted as neutral (50) for now
Why this is an opening
Belgium shows solid interest in 3D astronomy planetarium apps, with local ratings reaching 1503 for the top apps. However, 2 out of the top 3 apps are stale, accounting for 67% of the leading tier. Existing solutions are leaving room for an updated, actively maintained competitor.
What people in Belgium see
Not yet checked against local App Store search. Checks run every day, highest-scoring openings first.
How strong the competition is
The leading apps in this niche
The niche’s apps available in Belgium, ranked by their share of ratings here and in the United States and United Kingdom; stars in Belgium where it has them.
| App | Ratings in Belgium | Ratings US + UK | Stars | Dutch or French | Last update | AI |
|---|---|---|---|---|---|---|
| Stellarium Mobile - Star Map | 1,503 | 47,784 | 4.7 | Yes | Oct 2026 | No AI |
| Moon phases assist | 0 | 0 | — | No | Feb 2025 | No AI |
| Solar Family: Planets for Kids | 0 | 0 | — | No | Oct 2021 | No AI |
MembersSee all competitors, complaint themes and history.
What users complain about
Too few low-star reviews to group into complaints yet.
If you build it
The smallest app that answers what users complain about and what the leaders leave out. Each feature says where it comes from.
- What apps here chargethe leading apps' in-app prices, once we have read themMembers
What would kill this
MembersUp to three things that would end this opening, each tied to the data.
The same niche in other markets
- This market
- Other markets
✓ checked against local App Store search. Other markets are named for members.
Show as a table
| Market | Score | Checked against local search |
|---|---|---|
| Members | 49 | Not yet |
| Members | 47 | Not yet |
| Members | 47 | Not yet |
| Members | 47 | Not yet |
| Members | 47 | Not yet |
| Members | 46 | Not yet |
| Belgium | 45 | Not yet |
| Members | 45 | Not yet |
| Members | 45 | Not yet |
| Members | 45 | Not yet |
| Members | 44 | Not yet |
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| Members | 39 | Not yet |
| Members | 38 | Not yet |
Every competitor, complaint and market, and the build plan, for every opening.
Get 30 days — €19or €9/monthScored 2026-10-27 with score version 5. How the score works. Store data only: we do not estimate revenue or downloads.